I want to ask about how to offer taraweeh salah & howmany rakath compulsory by jamath and about witar salah howmany rakath and how like 2+1 or 3 continueasly

Assalamu alaikum,

Islam Question and Answer - What was the number of rak?ahs in Taraweeh prayer at the time of ?Umar ibn al-Khattab (may Allaah be pleased with him)? (http://www.islam-qa.com/en/ref/82152/taraweeh)

Islam Question and Answer - Ruling on praying Witr in the same way as Maghrib (http://www.islam-qa.com/en/ref/38230/witr salah)

YouTube - A BASIC GUIDE TO SALAH (PART14) 3 WITR (http://www.youtube.com/watch?v=WVTDXLtwaI4)